* {
    margin: 0;
    padding: 0;
}

p {
    margin: 0;
    padding: 0;
    word-break: break-all;
    /*border: 1px solid #ccc;*/
}

a,
a:hover {
    text-decoration: none;
    color: #666;
}

html,
body {
    height: 100%;
}

.box {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.top {
    height: 100px;
}

.main {
    flex-grow: 1;
    display: flex;
    height: 70%;
}
.login_introduction{
    width: 909px;
    color:#fff;
    margin: -100px 0 0 70px;
    font-size: 40px;
}
.logo {
    width: 242px;
    height: 77px;
    margin: 26px;
}

.er_logo {
    width: 700px;
    height: 700px;
    /*border-radius: 50%;*/
    /*margin-bottom: 20px;*/
}

.main .te {
    flex: 1;
    padding-top: 68px;
}

.main .left .te_{
    width: 61%;margin: 0 auto;
    text-align: center;
}


.main .left p {
    margin: 0 auto;
    text-align: left;
    text-indent: 2em;
    padding: 10px;
    box-sizing: border-box;
}

.main .right .r_main {
    text-align: center;
    width: 300px;
    margin: 3em auto;
}

.main .right .r_main p {
    width: 300px;
}

.main .right .r_main input{
    width: 100%;
    height: 3em;
    box-sizing: border-box;
    font-size: 32px;
    padding-left: 10px;
}
.main .right .r_main .btn_ {
    margin: 3em 0;
    margin-left: 10px;
    display: flex;
}
.main .right .r_main .btn_ button {
    width: 150px;
    height: 30px;
    margin-left: 4px;
}
.bottom {
    height: 30px;
    text-align: center;
    line-height: 30px;
    width: 100%;
    background-color: rgba(244, 157, 79, 0.58);
    color: #fff;
}
.button{
    font:7px å¾®è½¯é›…é»‘, Arial, sans-serif;

    text-shadow:1px 1px 0 rgba(255,255,255,0.4);

    text-decoration:none !important;
    white-space:nowrap;

    display:inline-block;
    vertical-align:baseline;
    position:relative;
    cursor:pointer;
    padding:20px 20px;
    line-height: 0px;
    color:#fff;

    background-repeat:no-repeat;


    background-position:bottom left;
    background-image:url('../img/mht-music/button_bg.png');


    background-position:bottom left, top right, 0 0, 0 0;
    background-clip:border-box;


    -moz-border-radius:8px;
    -webkit-border-radius:8px;
    border-radius:8px;


    -moz-box-shadow:0 0 1px #fff inset;
    -webkit-box-shadow:0 0 1px #fff inset;
    box-shadow:0 0 1px #fff inset;


    -webkit-transition:background-position 1s;
    -moz-transition:background-position 1s;
    -o-transition:background-position 1s;
    transition:background-position 1s;
    /*border:0;*/
    outline:none;
}

.button.big        { font-size:30px;}
.button.medium    { font-size:18px;}
.button.small    { font-size:13px;}


.blue.button{
    color:#fff !important;

    background-color: #48b5f2;

    background-image:    url('../img/mht-music/button_bg.png'), url('../img/mht-music/button_bg.png'),
    -webkit-gradient(    radial, 50% 100%, 0, 50% 100%, 100,
            from(rgba(89,208,244,1)), to(rgba(89,208,244,0))),
    -webkit-gradient(linear, 0% 0%, 0% 100%, from(#4fbbf7), to(#3faeeb));
}

.blue.button:hover{
    background-color:#63c7fe;

    background-image:    url('../img/mht-music/button_bg.png'), url('../img/mht-music/button_bg.png'),
    -webkit-gradient(    radial, 50% 100%, 0, 50% 100%, 100,
            from(rgba(109,217,250,1)), to(rgba(109,217,250,0))),
    -webkit-gradient(linear, 0% 0%, 0% 100%, from(#63c7fe), to(#58bef7));
}
.button:hover{
    background-position:top left;
    background-position:top left, bottom right, 0 0, 0 0;
}
.right—text{
    color: #e5e5e7;
    font-size:17px;
    line-height: 27px;
    margin-top: 30px;
}
.content {
    text-indent: 2em;
    text-align: left;
    padding: 20px 10px;
    /*border: 1px solid #ccc;*/
    box-sizing: border-box;
}

.nb {
    text-align: left;
    margin-bottom: 10px;
    color: #F3F3F3;
}